Plate valve for bubble generator



FIG. 1 is a perspective view of a plate valve for bubble generator,showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a reference perspective view showing the bottom of the platevalve for bubble generator; and,

FIG. 9 is a cross-sectional view thereof taken along line ‘9—9’ in FIG.6.

I claim, the ornamental design for a plate valve for bubble generator,as shown and described.